Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471014 | Elevator installation with a device for operating in a special mode | Christian Daniel, Ulrich Haeberle, Holger Zerelles | 2002-10-29 |
| 6422350 | Monitoring device for drive equipment for elevators | — | 2002-07-23 |